In article <[EMAIL PROTECTED]>,
Edmund Dengler <[EMAIL PROTECTED]> writes:
> But on the other hand, general algorithms which are designed to work under
> a wide variety of circumstances may fail in specific cases. I am thinking
> of VACUUM which would kill most caching algorithms simply because we
> cannot tell the O/S "by the by, this set of pages will not be used again,
> and therefore it would be fine to use almost none of the general cache to
> store this".
We _can_ tell that the OS: man madvise.
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